Find the degree of the given polynomial.-7y8 - 4x7z + 7xz7
A. 6
B. 1
C. 8
D. 7
Answer: C
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Change the Cartesian integral to an equivalent polar integral, and then evaluate.
A. 
B. 
C. 
D. 
Determine whether the sequence is arithmetic or geometric. Then find the next two terms.0.66666667, 2, 6, 18, . . .
A. Geometric; 54, 162 B. Geometric; -54, 162 C. Arithmetic; 54, 162 D. Geometric; 6, 2
Solve the problem.At the first tri-city meeting, there were 8 people from town A, 7 people from town B, and 5 people from town C. If the council consists of 5 people, find the probability that 2 are from town A, 2 are from town B, and 1 is from town C.
A. 
B. 
C. 
D. 
Use Cramer's rule to solve the system of equations. If D = 0, use another method to determine the solution set. x - 3y = 68x - 2y = 4
A. {(1, -3)} B. {(0, -2)} C. {(2, 0)} D. Cramer's rule does not apply since D = 0; ?